Schuster M1A Metric Gas Plug

$ 60.95

Schuster M1A Metric Gas Plug

For All Norinco and Polytec Rifles. By adjusting the volume of gas in the cylinder it changes the speed of the op-rod and controls the harmonic vibration of the barrel. Even if you only shoot your M1A once in a while make it last a second lifetime. Our plug softens the blows on your op-rod and wear on the bolt lugs. This hardened steel gas plug is completely adjustable to match your particular load. This plug includes a locking set screw to solidly lock the plug in place and prevent shifting under recoil. Made in the USA. Lifetime factory warranty Made from Hardened Tool Steel & Parkerized.

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